Kings Cross Station pays tribute to its role in Britain's best-selling book series.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

The famous facade of Grand Central Terminal hides a regulation tennis court, and it's not the first one.

Visit the monolithic tomb of America's most famous general.

Slyly buy a shake in the Parker Meridien lobby.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

A very classy 1920s-era bar right in Grand Central Station.

A living archive of urban activism and space reclaimed.

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

Peek through the gates at this oasis from the city, full of Old English charm.

On the top floor of an upscale department store stands a lavish restaurant housed in a replica of a luxury French dining car.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

Read a book next to a Midtown waterfall.

A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

This museum houses an imposing skeleton army comprised of creatures great and small.

Hidden away in a modern library are the remains of one of the 18th century's most celebrated wunderkammers.